SDE - 2 Skills

Hi senior devs , I have overall 3 years of experience in total with 1.5 years spent in each of the roles SDE- 1 and Machine Learning Engineer (present). Language - Java , Python Backend - Spring Boot , Rest Libraries - Numpy , Pandas, Tensorflow, Pytorch

I am looking to target the SDE-2 position, how can I plan my next 6 months preparing for that . Thanks a lot !!